NKARTA INC

Ticker: NKTX CUSIP: 65487U108 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 9,761 Value ($000) $18 Avg Close $2.00 Range $1.70 - $2.74
Q3 2025
Shares 6,977 Value ($000) $0 Avg Close $2.05 Range $1.63 - $2.50
Q2 2025
Shares 5,064 Value ($000) $0 Avg Close $1.83 Range $1.42 - $2.28
Q1 2025
Shares 37,239 Value ($000) $0 Avg Close $2.05 Range $1.31 - $2.70
Q4 2024
Shares 204,994 Value ($000) $1 Avg Close $3.09 Range $2.08 - $4.54
Q3 2024
Shares 2,533 Value ($000) $0 Avg Close $5.68 Range $4.40 - $8.23
Q2 2024
Shares 7,653 Value ($000) $0 Avg Close $7.08 Range $5.04 - $11.84
Q4 2023
Shares 17,877 Value ($000) $0 Avg Close $2.59 Range $1.28 - $6.84
Q3 2023
Shares 11,275 Value ($000) $0 Avg Close $1.90 Range $1.37 - $2.52
Q2 2023
Shares 5,055 Value ($000) $0 Avg Close $4.40 Range $2.15 - $5.23
Q1 2023
Shares 1,584 Value ($000) $0 Avg Close $4.74 Range $3.28 - $6.45
Q4 2022
Shares 2,203 Value ($000) $0 Avg Close $10.09 Range $5.07 - $14.57
Q2 2022
Shares 6,561 Value ($000) $80 Avg Close $13.12 Range $7.55 - $20.35
Q1 2022
Shares 8,760 Value ($000) $99 Avg Close $10.70 Range $8.50 - $15.82
Q3 2021
Shares 1,366 Value ($000) $41 Avg Close $31.68 Range $26.40 - $40.64
Q2 2021
Shares 1,166 Value ($000) $36 Avg Close $28.82 Range $23.02 - $37.93